CVE-2020-0542 Privilege escalation in Intel(R) CSME
An authenticated local attacker can exploit improper buffer restrictions in Intel CSME to escalate privileges, disclose information, or cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-0542?
CVE-2020-0542 is a high-severity vulnerability in Intel(R) CSME, published on 15 Jun 2020. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper buffer restrictions in subsystem for Intel(R) CSME versions before 12.0.64, 13.0.32, 14.0.33 and 14.5.12 may allow an authenticated user to potentially enable escalation of privilege, information disclosure or denial of service via local access.
Which versions are affected by CVE-2020-0542?
It affects 1 product.
Products include Intel Converged Security Management Engine Firmware.
How do I fix CVE-2020-0542?
No fix has been published for CVE-2020-0542 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-0542 being exploited?
There is no known exploitation of CVE-2020-0542 in the wild and no public exploit code.
Other vulnerabilities in Intel(R) CSME
- CVE-2019-0153 Memory corruption in Intel(R) Converged Security & Management Engine (CSME)
- CVE-2019-0169 Memory corruption in Intel(R) TXE
- CVE-2022-36392 Denial of service in Intel(R) AMT and Intel(R) Standard Manageability in Intel (R) CSME
- CVE-2018-3643 Information disclosure in Intel(R) Converged Security and Management Engine (CSME) and Intel(R) Server Platform Services firmware
- CVE-2018-3627 Privilege escalation in Intel Converged Security Management Engine (Intel CSME)
Sources
Also known as GHSA-hfj6-fwxg-642f.